Home / 437,189.27-655,807.19-137,693.25

Finding the Fourth Proportional to 437,189.27, 655,807.19 and 137,693.25

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Solution

The fourth proportional to 437,189.27, 655,807.19 and 137,693.25 is: 206,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,189.27 : 655,807.19 = 137,693.25 : x
  2. Step 2: Convert to fraction form
    437,189.27/655,807.19 = 137,693.25/x
  3. Step 3: Cross multiply
    437,189.27x = 655,807.19 × 137,693.25
  4. Step 4: Simplify right side
    437,189.27x = 90,300,222,676.00
  5. Step 5: Solve for x
    x = 90,300,222,676.00/437,189.27
  6. Step 6: Final answer
    x = 206,547.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.